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Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Cimc Hydrogen Energy Tech Nantong Co Ltd has been granted a patent for Gas Cylinder Fixing Device with Automatic Monitoring Function. Wan Xiaoliang, Zhang Jiahao and Xiao Chunlin developed the invention.
The patent application number is CN202422832766U 20241120. The patent publication number is CN223360433..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Baoji Shuangfeng Gas Co Ltd has received a patent for Distributed Liquid Oxygen Source Oxygen Supply Device for Continuous Oxygen Supply. This invention was developed by Xu Ruihua.
The patent application number is CN202422268252U 20240918. The patent publication number is CN223360421 (U). International Pat..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to Polygate Gases Inc for Storage Device for Extracting Krypton-xenon Gas from Liquid Oxygen. Luo Bin, Li Zhihui, Xu Hua and Cao Jiahao developed the invention.
The patent application number is CN202422801600U 20241115. The patent publication..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Grid Group Zhongyuan Storage Gas Storage Co Ltd has received a patent for Compressor Forced Oil Injection Redundant System. This invention was developed by Tado Kon, Chang Dawei, Jiang Ping, Shi Yugang, Duanmujun, Zhang Xuecheng, Wang Shaoxin, Wen Chao, Zhang Lingkai, He Xianbo, Zhou Yan, Zhou Ruisong, ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Ningbo Fuhua Valve Co Ltd has been granted a patent for Liquefied Petroleum Gas Cylinder Valve. Tian Zhongfu and Du Qianming developed the invention.
The patent application number is CN202422686843U 20241105. The patent publication number is CN223359933 (U). International Patent Classification codes are F1..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Shimizu Corp has submitted a patent application for Hydrogen Supply System. Segawa Yuta, Shimoda Eisuke, Yamane Toshihiro and Kitagawa Haruka developed the invention.
The patent application number is WO2025JP20150 20250604. The patent publication number is WO2025254135 (A1). International Patent Classificat..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Khimod has submitted a patent application for Methanol Synthesis Via Catalytic Hydrogenation of Carbon Dioxide. Aubay Eric developed the invention.
The patent application number is WO2025EP65350 20250603. The patent publication number is WO2025252737 (A1). International Patent Classification codes are C07C2..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chengdu Dairuike Energy Tech Co Ltd has received a patent for Sealing Cover Device for Plugging Oil and Gas Well. This invention was developed by Zhou Bo, Hong Chao, Du Yang, Yang Yang and Zhao Yijin.
The patent application number is CN202422850108U 20241121. The patent publication number is CN223359066 (U..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- China National Petroleum and CNPC Chuanqing Drilling Engineering have been granted a patent for Continuous Angle-increasing Shape-preserving Coring Drilling Tool for Petroleum Drilling. This invention was developed by Sun Leilei, Zhang Hongxin, Xiang Xianghuai, Jiao Haichao, Liu Zhaofeng, Jiang Huiqiang, Luo ..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Everllence Se has submitted a patent application for System for Producing and Liquefying Methane. This invention was developed by De Raeve Karel, Hartz Johannes, Schlegl Gerhard, Gau Steffen and Chaudhry Salman Azmat.
The patent application number is WO2025EP63166 20250514. The patent publication number is ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Jiangsu Ruiyi Petroleum Machinery Co Ltd has been granted a patent for High-pressure Rigid Movable Joint. Xue Guangyin and Syue Ming-syuan developed the invention.
The patent application number is CN20242380650U 20241213. The patent publication number is CN223360191 (U). International Patent Classification..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Jereh Tianjin Petroleum Engineering & Tech Co Ltd has received a patent for Triethylene Glycol Dehydration Tail Gas Recycling Device. This invention was developed by Yang Jinxiang.
The patent application number is CN20242388867U 20241214. The patent publication number is CN223360162 (U). International Pate..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement and Control Tech Research Institute Of Sinopec Jingwei Co Ltd have applied Chinese patent for Underground Instrument Work Maintaining System. Wu Jian, Yang Ningning, Ma Hai, Tang Haiquan, Li Jing and Yuan Xiaoqi develop..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement and Control Tech Research Institute of Sinopec Jingwei Co Ltd have filed a patent application for Comprehensive Power Supply System of Underground Instrument. This invention was developed by Wu Jian, Ding Luyang, Yang N..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have applied Chinese patent for Composite Diaphragm, Preparation Method Thereof and Lithium-sulfur Battery Comprising Composite Diaphragm. Wang Xiaofei, Xue Haoliang, He Wenjun, Zhou Sifei and Guo Yuxiang developed it.
The p..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina have submitted a patent application for Composite Gel Polymer Electrolyte, Preparation Method and Battery Containing Composite Gel Polymer Electrolyte. Zou Caineng, Fan Yanchen, Chu Pan, Ye Liwang, Zhao Yu, Zhou Hongyu and Wang Tong developed the in..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Composite Solid Electrolyte and Preparation Method and Application Thereof. This invention was developed by Xia Qinghua, Zhang Jie and Dong Jiangzhou.
The patent application number is C..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Carbon-silicon Material and Preparation Method and Application Thereof. This invention was developed by Sun Sai, Deng Jie, Zhang Siyu and Jiang Jianzhong.
The patent application number..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for High-nickel Ternary Positive Electrode Material and Preparation Method Thereof, Positive Electrode Plate and Lithium Battery. Zhu Ye, Zhang Tongbao, Jia Yinjuan, Wang Biwei and Zhang Yu d..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Two-dimensional Carbon Plate as Well as Preparation Method and Application Thereof. This invention was developed by Cao Zonglun, Li Hailong, Zhang Yiyang, Sun Jie, Qin Qiming, Yang Yanquan..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- Petrochina Kunlun Haoke Co Ltd and PetroChina have sought patent for Association Method and Association System for Facilitating Customer Movement Line and Shelf Display of Store. This invention was developed by Bai Yun, Li Chang'an, Liao Guoqin, Zhu Lei, Hu Bingjun, Jiang Tongwen, Yang Ziyan, Zhou Guishen, Ya..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- Petrochina Kunlun Haoke Co Ltd and PetroChina have submitted a patent application for Method and System for Product Selection Optimization, Electronic Equipment and Computer Program Product. This invention was developed by Zhou Guishen, Li Chang'an, Liao Guoqin, Qu Yu, Liu Shunchun, Yang Ziyan, Bai Yun, Yu Ha..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Changqing Eng Design Co Ltd and PetroChina have been granted a patent for Gas Field Wellhead Pressure Energy Utilization Device. Zhao Gongfu, Feng Bo, Hao Jie, Liu Yi, Zhu Guocheng, Liu Yinchun, Xu Zhenfang, Li Dongsheng, Qiu Peng, Lu Pengfei, An Weijie and Hu Tao developed the invention.
The patent applic..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have obtained a patent for flow control device capable of replacing oil nozzle. This invention was developed by Huai Wen, Liu Ying, Zhang Shicheng, Zhang Kai, Lu Wei and Sun Dong.
The patent application number is CN20242327676U 20241209. The patent pu..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have secured a patent on High-temperature-resistant and High-pressure-resistant Underground Packer. Lyu Wei, Wang Shoujun, Li Yubao, Li Na, Tian Qizhong, Zhou Dongmei and Li Ming developed the invention.
The patent application number is CN202422871216..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have received a patent for Rapid Wellhead Replacement Device for Oil Well. This invention was developed by Zhu Zejun, Fu Zeng, Zhi Qingong, Yu Xuelin, Tang Qianwen, Hao Liwei and Su Qiuhan.
The patent application number is CN202422996915U 20241205. Th..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Sinopec Siji Petroleum Machinery and Sinopec Oilfield Equipment have received a patent for Derrick Base Section Mounting Device. This invention was developed by Xie Liulei, Hu Chenglong, Zhang Qin, Xu Jun, Zhu Hao, Li Jianping, Liu Shuang, Xing Luyu and Fan Chongyang.
The patent application number is CN202..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Sinopec Siji Petroleum Machinery and Sinopec Oilfield Equipment have been awarded a patent for Split Type Auxiliary Device of Fast-moving and Fast-assembling Derrick. This invention was developed by Peng Taifeng, Xie Liulei, Liu Yang, Xu Jun, Zhang Yiming, Zhang Qin, Zhu Hao, Zhang Xin and An Jie.
The pate..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Sinopec Group and Sinopec Oilfield Equipment have secured a patent on Auxiliary Tool for Unfolding Foldable Section of Upright Sleeving Derrick. Xie Liulei, Liu Yang, Li Zhe, Chen Xinlong, Xu Jun, Lin Yusen, Rao Qing, Zhu Hao and Ma Donglan developed the invention.
The patent application number is CN202422..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Sinopec Group and Sinopec Oilfield Equipment have secured a patent on Mouse Hole Device with Adjustable Position. Zhang Zhenyong, Li Zhe, Liu Shuang, Chen Xuequan, An Jie, Zhu Zhongping, Peng Taifeng, Li Yunxiang and Xiao Yuan developed the invention.
The patent application number is CN202422909354U 202411..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Sinopec Siji Petroleum Machinery and Sinopec Oilfield Equipment have been awarded a patent for Derrick Transportation Device. This invention was developed by Liu Zehua, He Fenlun, Zhang Qin, Jin Zongxiang, Li Jianping, Zhang Zhenyong, An Jie and Zhu Zhongqiang.
The patent application number is CN2024226783..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Shenzhen Branch China National Offshore Oil and CNOOC Deepwater Dev Ltd have been granted a patent for Open Discharge System. Wang Yuejie, Zhang Jun, Li Lifeng, Song Jiehua, Mo Bobing, Chang Qingjun, Yu Hailin, Wei Huaqun, Wu Guanrong and Ou Lunming developed the invention.
The patent application number is..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- China Nat Petroleum Corporation and CNPC Engineering Tech R&d Company Limited have submitted a patent application for Optimization/design Method and Apparatus for Packer Rubber Cylinder, and Device and Storage Medium. This invention was developed by Lian Zhilong, Zhang Wenbin, Wang Yonghong, Fang Yexin, Yuan L..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- Sinopec Oilfield Service, Sinopec Zhongyuan Petroleum Eng Ltd and Downhole Special Operation Company of Sinopec Zhongyuan Engineering have submitted a patent application for Message Transmission Method and Device, Equipment and Medium. This invention was developed by Sun Baocai, Li Li, Yu Yang, Gao Rong, Dang..
Oil & Gas
| Wed 17 Dec 2025
Geneva, Dec. 17 -- Oil Tool Solutions Inc has sought patent for Sand Catcher for Downhole Pump and Method for Using Same. This invention was developed by Robinson Mark, Leitch Andrew, Laughlin John and Patton Brent.
The patent application number is WO2025US32364 20250605. The patent publication number is WO2025255290 (A1). In..
Oil & Gas
| Wed 17 Dec 2025
Geneva, Dec. 17 -- Shell Usa Inc and Shell Internationale Res Maatschappij B V have sought patent for Process for Performing Methanation Under Intermittent Operating Conditions. This invention was developed by Franco Francesco and Sprachmann Gerald.
The patent application number is WO2025US31988 20250603. The patent publicati..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Baker Hughes Oilfield Operations has applied WIPO patent for Conveyance Protection Device, Method, and System. Kelbie Graeme developed it.
The patent application number is WO2025US30367 20250521. The patent publication number is WO2025254826 (A1). International Patent Classification codes are E21B17/042 and E..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- World Intellectual Property Organization has published BKV Corp patent application for Method and System for Delivering Carbon Neutral Gas and Verifying Environmental Parameters of Same. The invention was developed by Telang Aseem Uday, Carlisle Joshua Robert and Hoda Samid Ameer.
The patent application num..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Halliburton Energy Services has filed a patent application for Reduced-trip Stimulation and Deflector Removal Tool. This invention was developed by Cappiello Stefano and Vemuri Srinivasa Prasanna.
The patent application number is WO2024US54613 20241106. The patent publication number is WO2025254683 (A1). Inte..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Halliburton Energy Services has submitted a patent application for Enhanced Cooling During Washover Operation. Liang Aihua, Ramirez Christian Alexander and Kelsey Matthew James developed the invention.
The patent application number is WO2024US54612 20241106. The patent publication number is WO2025254682 (A1)...
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Halliburton Energy Services has sought patent for Method and Composition for Treating Lost Circulation. This invention was developed by Turton Simon, Pearl William, Jones Paul and Morgan Ronnie.
The patent application number is WO2024US39006 20240722. The patent publication number is WO2025254672 (A1). Intern..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to China Petroleum & Chemical and Sinopec Yizheng Chemical Fibre Co Ltd for Fiber Spinning-in Device and Synthetic Fiber Production Line. Xue Wenwei, Lan Yitian, Zhao Qing, Zhang Changcheng and Liu Xing developed the invention.
The patent app..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Caspiantech Ltd Liability Partnership has filed a patent application for Hydrogen Sulphide Scavenger for Light and Volatile Petroleum Products. This invention was developed by Maftey Denis Yurevich and Lovato Alioscia.
The patent application number is WO2025KZ00016 20250604. The patent publication number is..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- The Ritsumeikan Trust has sought patent for Carbon and/or Hydrogen Production Apparatus, and Carbon And/or Hydrogen Production Method. This invention was developed by Watanabe Hirotatsu.
The patent application number is WO2025JP20056 20250603. The patent publication number is WO2025254114 (A1). Internationa..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Flagpole Sliding Rail Type Hoist Frame has been issued to Sinopec Siji Petroleum Machinery and Sinopec Oilfield Equipment. This invention was developed by Xie Liulei, Hu Chenglong, Rao Qing, Xing Luyu, Liu Yang, Zhang Qin, Jin Zuwen, Liu Xianwei and Xiao Yuan.
The patent application numb..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Rizhao Shi Hua Crude Oil Terminal Co Ltd has been granted a patent for Cable Laying Device for Crude Oil Wharf. This invention was developed by Li Wenhui, Liu Renfeng, Xu Jinglei, Li Yanfei, Liu Wei, Ma Yuqi, Wang Yu, Nian Lei, Qian Xin, Wang Hui and Lyu Mengdong.
The patent application number is CN2024221..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Concrete Segment Vertical Lifting Appliance with Variable Lifting Points has been issued to Xianyang Yikang Petroleum Drilling Fittings Factory. This invention was developed by Jia Yanhao, Wang Yingxin, Peng Mingliang, Liu Peng, Sun Xiejing, Mao Huaxin, Fan Jie, Cao Yonglin, Dong Changjiang..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Gas Pipeline Pressure Monitoring and Automatic Cut-off Device has been issued to China National Petroleum and Cnpc Jichai Power Company Ltd. This invention was developed by Zeng Baisen, Xiao Yaxi, Zhang Zonggang, Ye Jingang, Huang Kaihua, Zhang Le, Wang Xin and Deng Jing.
The patent appl..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Han Min has secured a patent on Intelligent Gas Leakage Controller.
The patent application number is CN202422745808U 20241112. The patent publication number is CN223360458 (U). International Patent Classification codes are F17D3/01, F17D5/00, F17D5/02 and G08B21/16.
The abstract released by State Inte..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Natural Gas Energy-saving Control Device has been issued to Baotou Xinxing New Energy Tech Development Co Ltd. This invention was developed by Gao Zansong.
The patent application number is CN20252031386U 20250107. The patent publication number is CN223360442 (U). International Patent Cla..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Automatic Liquefied Natural Gas Pressure Control Device has been issued to Sichuan Chisage New Material Tech Co Ltd. This invention was developed by Chen Shan, Chen Long and Liang Chenglin.
The patent application number is CN20242318993U 20241209. The patent publication number is CN22336..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Shaanxi Hydrogen Energy Res Institute Co Ltd has obtained a patent for hydrogen collecting device. This invention was developed by Suo Xinlei, Huang Ye, Zheng Huaan, Shi Tongqiang, Zhang Xu, Wei Tao, Su Di and Huo Tianqing.
The patent application number is CN202422731989U 20241111. The patent publication n..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Hefei Runa Intelligent Energy Man Co Ltd has been granted a patent for Rotary Flange Structure. This invention was developed by Li Lin, Dong Junyong, Lee Hyo-jun, Wang Zhi and Cao Yuan.
The patent application number is CN202422783430U 20241115. The patent publication number is CN223360178 (U). Internationa..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Linde Engley Tianjin Auto Parts Co Ltd has been awarded a patent for Automatic Production Line Feeding Device. This invention was developed by Liu Xiangqian.
The patent application number is CN202422963856U 20241202. The patent publication number is CN223356772 (U). International Patent Classification code..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Detachable External Conveying Roller Hose Adaptive Device has been issued to Shenzhen Branch China National Offshore Oil and CNOOC Deepwater Dev Ltd. This invention was developed by Xie Xiulong, Zhu Zhixing, Zhang Zhe, Guo Yongxin, Zhang Jinbang, Xu Wanglai, Yu Haijun, Liang Tian, Peng Zhan..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Shaanxi Nantian Composite Material Tech Co Ltd has secured a patent on Natural Gas Integrated Valve Well. Shen Yinhe developed the invention.
The patent application number is CN202422455569U 20241011. The patent publication number is CN223360049 (U). International Patent Classification codes are F16K27/12,..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- CNPC Zhike Jilin Tech Equipment Co Ltd has received a patent for Remote Opening Regulator. This invention was developed by Ahn Jun-seong, Zhu Ge, Xiu Liang, Lyu Hao and Yeo Dong-yun.
The patent application number is CN202521724883U 20250814. The patent publication number is CN223360047 (U). International P..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to Natural Gas Tech Service Branch Of Sinopec Oilfield Equipment Corporation and Sinopec Oilfield Equipment for Natural Gas Gathering and Transportation Pipeline Valve Switch Safety Device. Xu Shaoan, Dong Machao, Liu Shijie, Hu Xin and Deng Shu..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Jiaxing Xinwei Hydraulic Cylinder Co Ltd has obtained a patent for lightweight hollow spline shaft. This invention was developed by Zhou Zewei, Sun Shouzhong and Zhu Zheyang.
The patent application number is CN202423157678U 20241220. The patent publication number is CN223359666 (U). International Patent Cl..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Linde has sought patent for Method and Plant for Processing a Plastics Pyrolysis Oil. This invention was developed by Schödel Nicole and Tota Akos.
The patent application number is WO2025EP65709 20250605. The patent publication number is WO2025252908 (A1). International Patent Classification codes are B01D..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Khimod has sought patent for Methanol Synthesis Via Catalytic Hydrogenation of Carbon Dioxide. This invention was developed by Aubay Eric.
The patent application number is WO2025EP65373 20250603. The patent publication number is WO2025252749 (A1). International Patent Classification codes are C07C29/151 and..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- World Intellectual Property Organization has published Basell Poliolefine Italia SRL and Sunallomer Ltd patent application for Polypropylene Composition. The invention was developed by Sakamoto Hiroki, Kimura Hideharu, Kajioka Hiroshi, Kamimura Akihiro, Akinaga Shuji, Otsubo Akihiro, Mignogna Alessandro, Piemo..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to Beijing Jinshengao Energy Tech Co Ltd for Multi-well Metering System for Gas Well Group. Feng Zhiqiang, Mei Wenhui and Yu Kun developed the invention.
The patent application number is CN20242372468U 20241212. The patent publication number ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Yancheng Dongrong Petroleum Machinery Co Ltd has secured a patent on Inner Cover Type Airproof Device. Wang Yugang, Xu Zhen and Chen Wei developed the invention.
The patent application number is CN202422973781U 20241204. The patent publication number is CN223359089 (U). International Patent Classification ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to Wuhan Fusaite New Energy Tech Co Ltd for Wellhead Oil and Gas Flow Grading Device. He Jianhui, Liu Wei, Chen Peng, Tian Bowei and Huang Dingxin developed the invention.
The patent application number is CN202421897038U 20240807. The patent ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Beijing Jinshengao Energy Tech Co Ltd has obtained a patent for intelligent distribution gas injection system for gas well. This invention was developed by Feng Zhiqiang, Mei Wenhui and Yu Kun.
The patent application number is CN20242372467U 20241212. The patent publication number is CN223359084 (U). Inter..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Karamay Jiuji Kaisheng Petroleum Tech Service Co Ltd and Karamay Siwei Petroleum Tech Co Ltd have been awarded a patent for Plasma Pulse Crushing and Unblocking Device for Immediate Vicinity of Wellbore of Underground Oil Field. This invention was developed by Tong Guozhang, Wang Pei, Zhang Guoying, Fan Yiyan..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Jiangsu Huarisheng Oil and Gas Downhole Tools Co Ltd has been awarded a patent for Self-filling Type Flow Velocity-adjustable Float Collar and Float Shoe Device. This invention was developed by Zhao Aijie, Gu Beizhao, Zhu Wenlong and Zou Jingwei.
The patent application number is CN20242378066U 20241213. Th..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Jiangsu Huarisheng Oil and Gas Downhole Tools Co Ltd has obtained a patent for single-plug and double-plug fast-assembling clamp type cement head for casing pipe. This invention was developed by Zhao Aijie, Gu Beizhao, Zhu Wenlong and Zou Jingwei.
The patent application number is CN20242394369U 20241216. T..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- PetroChina has been granted a patent for Multifunctional Casing Gas Recovery Device Suitable for Rod-pumped Well. This invention was developed by Jiang Xiao, Liu Zhuanyang, Wu Fei, Rao Delin, Su Junhui, Wu Lianyong, Lin Nianyue, Liu Lianjie, Li Chuanhong, Miao Yuji, Zhang Awei, Lian Fuwei, Zhang Wei, Yang Lih..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Mudanjiang Hanjie Petroleum Tech Co Ltd has been awarded a patent for Hydraulic Boosting Nipple Capable of Keeping Well Fluid Circulation. This invention was developed by Sun Yanhua and Wang Riguang.
The patent application number is CN20242337018U 20241210. The patent publication number is CN223359065 (U)...
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Dry Ice Explosion Shaping Pressurizer has been issued to Puyang Boruite Petroleum Engineering Tech Co Ltd. This invention was developed by Yu Jian, Jia Zhiqiang, Gao Hongmei, Shin Ho-cheol, Liu Qing, Cao Xinxin, Li Xinkai, Chang Xiaoming, Guo Xinrui, Jia Feilong, Yu Chuanlin, Li Shihui and ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to Zhengzhou Ruibang Petroleum Tech Co Ltd for Variable Core Storage Barrel for Oil Well Coring. Yang Guoquan, Tang Hongli and Li Junliang developed the invention.
The patent application number is CN202422767496U 20241113. The patent publicat..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Chinese Patent for Hydraulic Drilling Liner Hanger with Adjustable Slip Outer Diameter has been issued to China Petroleum & Chemical and Sinopec Shengli Oilfield. This invention was developed by Lyu Wei, Dai Rongdong, Li Na, Yu Jie, Zhou Jingcai, Qin Jiankun and Tai Yuehua.
The patent application number is..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Zhanjiang Branch of China National Offshore Oil has been awarded a patent for Device for Realizing Casing Circulation from Top Drive. This invention was developed by Liu Zhiqin, Guo Wei, Peng Wei, Xu Chao, Wu Jiang, Xu Jing and Han Cheng.
The patent application number is CN202422741635U 20241111. The patent ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to Sinopec Group and Sinopec Oilfield Equipment for Mechanical Arm Device for Storing Kelly Bars in Derrick. Zhang Zhenyong, Ouyang Feng, Liu Shuang, Zhang Yiming, Zhu Hao, Zhu Zhongping, Peng Taifeng, Zhang Xin and Fan Chongyang developed the i..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to Shandong Gutewei Petroleum Machinery Co Ltd for Low-resistance Rigid Casing Centralizer. Tian Yulong, Jiao Ruzhen, Wang Haiyan and Li Shuo developed the invention.
The patent application number is CN202423123770U 20241218. The patent publi..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Shandong Gutewei Petroleum Machinery Co Ltd has obtained a patent for integral type double-arch-shaped casing centralizer. This invention was developed by Tian Yulong, Jiao Ruzhen, Wang Haiyan and Li Shuo.
The patent application number is CN202423123768U 20241218. The patent publication number is CN2233590..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has awarded a patent to China National Petroleum and CNPC Chuanqing Drilling Engineering for Positionable Casing Centralizing Device. Xing Pengju, Gao Yaning, Luo Lieqiang, Zhu Zhu, Zhao Dan, Yang Chen, Li Zhigang, Zhang Cheng, Zhu Qiang and Dong Xiaolong developed ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- PetroChina has been awarded a patent for Fracturing Pry Valve Replacement Tool for Hydraulic Jet Drilling. This invention was developed by Wang Xuelian, Kong Fannan, Kong Xiangyi, Zhong Chao, Li Ce, Wang Xiu, Liu Tianqi, Liu Lei, Zhang Yuliang, Jiang Xueqin, Zhang Yixuan, Chen Zhongqiang, Zhang Ming, Jiao Che..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 17 -- Zhanjiang Branch of China National Offshore Oil has received a patent for Transfer Device for Torch Head Replacement. This invention was developed by Jiang Jun, Zhao Zhijun, Chen Wei, Liao Fangwen, Li Zhenyu, Ge Song, Si Xu, Chen Keying, Zhang Hairong, Xu Jingshi, Li Feibo, Wang Gang, Liu Bin, Hu Guibin and Y..
Oil & Gas
| Tue 16 Dec 2025
Geneva, Dec. 17 -- Taian Yongrui Intelligent Equipment Co Lid has applied WIPO patent for Reservoir Production Process and Reservoir. Liu Deyong, Liu Guangqi, Tian Ximing, Zhao Qingtian and Chen Xianyin developed it.
The patent application number is WO2025CN95514 20250516. The patent publication number is WO2025251885 (A1). I..
Oil & Gas
| Wed 17 Dec 2025
Geneva, Dec. 17 -- World Intellectual Property Organization has published Campbell Sean patent application for System and Method for De-watering of Hydrocarbon Production Wells Using Electrolysis. The invention was developed by Campbell Sean.
The patent application number is WO2024CA50767 20240607. The patent publication numb..
Oil & Gas
| Wed 17 Dec 2025
Geneva, Dec. 17 -- Technische Univ Wien has sought patent for Catalyst for Selectively Converting Carbon Dioxide and Hydrogen to Carbon Monoxide and Water. This invention was developed by Sanchez-sanchez Maricruz, Spyroglou Stylianos and Rottensteiner Alois.
The patent application number is WO2025AT60225 20250606. The patent ..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- Entegris has filed a patent application for Compounds and Methods for Preparing Aluminates. This invention was developed by Laneman Scott A, Emmert David M and Cameron Timothy M.
The patent application number is CN20238072064 20231010. The patent publication number is CN120019029 (A). International Patent Cl..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has published Chevron USA patent application for Synthesis of Aluminiferous Molecular Sieve SSZ-60. The invention was developed by Lew Christopher Michael.
The patent application number is CN20238072346 20231013. The patent publication number is CN120019028 (A). ..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- PetroChina has filed a patent application for Data Acquisition and Transmission Method and Device and Storage Medium. This invention was developed by Feng Zhigang, Li Bingyuan, Li Guorong, Han Guang, Si Changzheng, Zhao Chunxue, Song Chen, Song Fengyong, Ni Shuo, Yang Jingwen, Zou Jie, Chen Zihao and Sun Jinm..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Solid Electrolyte Fiber Diaphragm as Well as Preparation Method and Application Thereof. Xia Qinghua, Dong Jiangzhou and Hu Baoli developed the inve..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Lithium Metal Battery. The invention was developed by Zhou Sifei, Xue Haoliang and Wang Xiaofei.
The patent application number is CN20231153099..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Two-dimensional Carbon Plate as Well as Preparation Method and Application Thereof. Cao Zonglun, Sun Jie, Li Hailong, Wang Jun, Yang Yanquan, Liu Yi..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China University of Petroleum, East China has submitted a patent application for Method and System for Calculating Injection Rate of Hydrate Inhibitor in Deepwater Oil and Gas Pipeline. This invention was developed by Qian Yuchuan, Li Yuxing, Wang Wuchang and Song Guangchun.
The patent application number is ..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- PetroChina has sought patent for Acid Rock Reaction Rate Determination Method and Device. This invention was developed by Min Jian, Yang Jian and Peng Junliang.
The patent application number is CN202311524000 20231115. The patent publication number is CN120015143 (A). International Patent Classification code..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- State Intellectual Property Office of China has published Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and North China Measurement and Control Company Sinopec Jingwei Co Ltd patent application for Toxic and Harmful Gas Monitoring and Protecting System. The invention was developed by Xu Haiqing, Xiao Yong,..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China University of Petroleum, East China has submitted a patent application for Medical Image Segmentation Method Based on SAM and Prompter. Zhang Chen, Zhang Yujia, Song Tao and Wang Danxin developed the invention.
The patent application number is CN20251056567 20250114. The patent publication number is ..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- China University of Petroleum, Beijing has submitted a patent application for Three-dimensional Visualization Method, System, Equipment and Medium for Evaluating Leakage Risk of Fractured Formation. This invention was developed by Feng Yongcun, Zhang Jinfa, He Bing, Ma Sijia, Wei Jingyi, Li Xiaorong and Deng ..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- Shenzhen Gas has submitted a patent application for User Gas Consumption Prediction Method and System, Terminal and Storage Medium. This invention was developed by Yang Wenzhao, Gong Yuanyuan, Gu Kai, Ma Ting, Wen Juntang, Zhang Hao, Yang Hao, Wu Jie, Wang Dan and Zhang Xuelong.
The patent application numb..
Oil & Gas
| Wed 17 Dec 2025
Beijing, Dec. 17 -- PetroChina has filed a patent application for Method and Device for Calculating Actual Cost of Energy. This invention was developed by Ning Xifeng, Yang Chao, Fang Ruonan, Ren Chang, Zhao Liang, Ok Duk Jun and Feng Shi.
The patent application number is CN202311491290 20231109. The patent publication number i..
Oil & Gas
| Mon 15 Dec 2025
Alexandria, Dec. 16 -- Saudi Arabian Oil Company and Weatherford Technology have filed a patent application for Determining a Drilling Path in a Subterranean Formation. This invention was developed by Herzallah Ala Edeen, Alharbi Atallah N, Alswailem Faisal Khalid A, Alshalan Meshari M, Taylor Jr James H, Alziadat Wael, Schultz ..
Oil & Gas
| Tue 16 Dec 2025
Beijing, Dec. 16 -- Daqing Oilfield and PetroChina have sought patent for Beam-pumping Unit Balance Adjusting Method and Balance Testing Device. This invention was developed by Sun Chunlong, Qi Xing, Sun Yan'an, Zhang Deshi, Hou Yu, Zhang Kaibo, Wang Yang, Wang Cui, Zhou Lufang, Li Chunhong, Wei Feng and Zhou Guangling.
The p..
Oil & Gas
| Mon 15 Dec 2025
Alexandria, Dec. 16 -- Saudi Arabian Oil Company and Aramco Services have filed a patent application for Apparatus and Method for Rapid Testing of Time Dependent Tracer Performance for Use in Fractured Gas Wells. This invention was developed by Gizzatov Ayrat, Saadoun Nermeen and Al-suhaibani Sulaiman Ali.
The patent applicat..
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